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Finding the Fourth Proportional to 378,347.27, 567,522.95 and 112,110.09

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Solution

The fourth proportional to 378,347.27, 567,522.95 and 112,110.09 is: 168,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,347.27 : 567,522.95 = 112,110.09 : x
  2. Step 2: Convert to fraction form
    378,347.27/567,522.95 = 112,110.09/x
  3. Step 3: Cross multiply
    378,347.27x = 567,522.95 × 112,110.09
  4. Step 4: Simplify right side
    378,347.27x = 63,625,048,441.02
  5. Step 5: Solve for x
    x = 63,625,048,441.02/378,347.27
  6. Step 6: Final answer
    x = 168,165.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.